<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Document</title>
	<script>
		var arr = [3,4,7,9,5,0];
		for(var j =0; j<arr.length - 1; j++){
           for (var i = 0; i < arr.length - 1 - j; i++) {
           	  if (arr[i]>arr[i+1]) {
           	  	var temp = arr[i];
           	  	arr[i] = arr[i + 1];
           	  	arr[i + 1] = temp;
           	  }
           }
		}
		console.log(arr);
	</script>
</head>
<body>

</body>
</html>